Fix building of examples.

- Correct install paths
- Add missing resources
- Add declarative-radio
- Remove deploy/install logic from qmlapplicationviewer.pri and
  snippet .pro-files of the video examples and add normal install
  rules.

Task-number: QTBUG-27977

Change-Id: Iadecb14d9330c752f6fb739918da743a854ba236
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>

examples/declarative-camera/declarative-camera.pro

@@ -5,20 +5,9 @@ QT += quick qml multimedia
 
 SOURCES += qmlcamera.cpp
 
+# install
 target.path = $$[QT_INSTALL_EXAMPLES]/qtmultimedia/declarative-camera
+sources.files = $$SOURCES *.pro images *.qml
+sources.path = $$[QT_INSTALL_EXAMPLES]/qtmultimedia/declarative-camera
+INSTALLS += target sources
 
-qml.files = declarative-camera.qml \
-            CameraButton.qml \
-            CameraPropertyButton.qml \
-            CameraPropertyPopup.qml \
-            FocusButton.qml \
-            PhotoCaptureControls.qml \
-            PhotoPreview.qml \
-            VideoCaptureControls.qml \
-            VideoPreview.qml \
-            ZoomControl.qml \
-            images
-
-qml.path = $$[QT_INSTALL_EXAMPLES]/qtmultimedia/declarative-camera
-
-INSTALLS += target qml